1 files changed, 42 insertions, 0 deletions

diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 8bed2429d01f..6120d4bd19e0 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -346,6 +346,40 @@ struct afs_permits {
         struct afs_permit       permits[0];     /* the permits so far examined */
 };
 
+/*
+ * record of one of a system's set of network interfaces
+ */
+struct afs_interface {
+        unsigned        index;          /* interface index */
+        struct in_addr  address;        /* IPv4 address bound to interface */
+        struct in_addr  netmask;        /* netmask applied to address */
+        unsigned        mtu;            /* MTU of interface */
+};
+
+/*
+ * UUID definition [internet draft]
+ * - the timestamp is a 60-bit value, split 32/16/12, and goes in 100ns
+ *   increments since midnight 15th October 1582
+ *   - add AFS_UUID_TO_UNIX_TIME to convert unix time in 100ns units to UUID
+ *     time
+ * - the clock sequence is a 14-bit counter to avoid duplicate times
+ */
+struct afs_uuid {
+        u32             time_low;                       /* low part of timestamp */
+        u16             time_mid;                       /* mid part of timestamp */
+        u16             time_hi_and_version;            /* high part of timestamp and version  */
+#define AFS_UUID_TO_UNIX_TIME   0x01b21dd213814000
+#define AFS_UUID_TIMEHI_MASK    0x0fff
+#define AFS_UUID_VERSION_TIME   0x1000  /* time-based UUID */
+#define AFS_UUID_VERSION_NAME   0x3000  /* name-based UUID */
+#define AFS_UUID_VERSION_RANDOM 0x4000  /* (pseudo-)random generated UUID */
+        u8              clock_seq_hi_and_reserved;      /* clock seq hi and variant */
+#define AFS_UUID_CLOCKHI_MASK   0x3f
+#define AFS_UUID_VARIANT_STD    0x80
+        u8              clock_seq_low;                  /* clock seq low */
+        u8              node[6];                        /* spatially unique node ID (MAC addr) */
+};
+
 /*****************************************************************************/
 /*
  * callback.c
@@ -430,6 +464,7 @@ extern void afs_clear_inode(struct inode *);
 /*
  * main.c
  */
+extern struct afs_uuid afs_uuid;
 #ifdef AFS_CACHING_SUPPORT
 extern struct cachefs_netfs afs_cache_netfs;
 #endif
@@ -470,6 +505,7 @@ extern struct afs_call *afs_alloc_flat_call(const struct afs_call_type *,
 extern void afs_flat_call_destructor(struct afs_call *);
 extern void afs_transfer_reply(struct afs_call *, struct sk_buff *);
 extern void afs_send_empty_reply(struct afs_call *);
+extern void afs_send_simple_reply(struct afs_call *, const void *, size_t);
 extern int afs_extract_data(struct afs_call *, struct sk_buff *, bool, void *,
                             size_t);
 
@@ -501,6 +537,12 @@ extern int afs_fs_init(void);
 extern void afs_fs_exit(void);
 
 /*
+ * use-rtnetlink.c
+ */
+extern int afs_get_ipv4_interfaces(struct afs_interface *, size_t, bool);
+extern int afs_get_MAC_address(u8 [6]);
+
+/*
  * vlclient.c
  */
 #ifdef AFS_CACHING_SUPPORT